Home / 133,813.48-184,645.63-73,368.21

Finding the Fourth Proportional to 133,813.48, 184,645.63 and 73,368.21

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Solution

The fourth proportional to 133,813.48, 184,645.63 and 73,368.21 is: 101,238.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,813.48 : 184,645.63 = 73,368.21 : x
  2. Step 2: Convert to fraction form
    133,813.48/184,645.63 = 73,368.21/x
  3. Step 3: Cross multiply
    133,813.48x = 184,645.63 × 73,368.21
  4. Step 4: Simplify right side
    133,813.48x = 13,547,119,728.86
  5. Step 5: Solve for x
    x = 13,547,119,728.86/133,813.48
  6. Step 6: Final answer
    x = 101,238.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.